Yaskawa MP920 Communications Module - Manual (Page 244)

A.2 RECEIVE MESSAGE Function (MSG-RCV)
A-15
A
A.2.3 Parameter Details
„ Processing Result (PARAM00)
The processing result is output to the higher-place byte of PARAM00. The lower-place byte
is for system analysis.
• 00††:Processing in progress (BUSY)
• 10††:Processing completed (COMPLETE)
• 8††: Error occurred (ERROR)
„ Status (PARAM01)
PARAM01 outputs the status of the communications unit.
1. Bit Assignments
Error
Code
Error Details
81†† Function code error An undefined function code was received.
82†† Address setting error The data address, coil offset, input relay offset,
input register offset, or holding register offset
setting is outside the allowable range.
83†† Data size error The size of the sent or received data is outside
the allowable range.
84†† Line number setting error The line number setting is outside the allowable
range.
85†† Channel number setting
error The channel number setting is outside the allow-
able range.
86†† Station address error The station number setting is outside the allow-
able range.
88†† Communications unit error. An error response was returned from the com-
munications unit. See „ Status (PARAM01)
below.
89†† Device selection error An unavailable device was selected.
PARAMETER
COMMAND
RESULT
REQUEST
F 9 8 6 5 4 3 2 1 0 7 A B C D E